报错内容
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12Traceback (most recent call last):
10: from /usr/local/Homebrew/Library/Homebrew/brew.rb:23:in `<main>'
9: from /usr/local/Homebrew/Library/Homebrew/brew.rb:23:in `require_relative'
8: from /usr/local/Homebrew/Library/Homebrew/global.rb:28:in `<top (required)>'
7: from /usr/local/Homebrew/Library/Homebrew/global.rb:28:in `require'
6: from /usr/local/Homebrew/Library/Homebrew/os.rb:3:in `<top (required)>'
5: from /usr/local/Homebrew/Library/Homebrew/os.rb:21:in `<module:OS>'
4: from /usr/local/Homebrew/Library/Homebrew/os/mac.rb:58:in `prerelease?'
3: from /usr/local/Homebrew/Library/Homebrew/os/mac.rb:24:in `version'
2: from /usr/local/Homebrew/Library/Homebrew/os/mac.rb:24:in `new'
1: from /usr/local/Homebrew/Library/Homebrew/os/mac/version.rb:26:in `initialize'
/usr/local/Homebrew/Library/Homebrew/version.rb:368:in `initialize': Version value must be a string; got a NilClass () (TypeError)报错原因及解决办法
旧版本 Homebrew 不适配 Mac 的 Big Sur 系统,也因此失效,升级到最新的 Homebrew (brew update-reset
)后解决这个问题。